Adds colors to nodes, outputs python file for Ubigraph

compile with this (again changed GraphMaker.cpp to main.cpp):
g++ -c -std=c++11 Colourizer.cpp
g++ -c -std=c++11 StaticReader.cpp
g++ -c -std=c++11 main.cpp
g++ -o final main.o StaticReader.o Colourizer.o
./final